Featured Categories

  • Tools & Machining
  • Shipping, Packaging & Office Supplies
  • Plumbing
  • Safety

Shop Categories

  • Abrasives & Polishers
  • Adhesives & Tapes
  • Electrical Supplies
  • Electronics
  • Fasteners
  • Food Service & Restaurant Supplies
  • Furniture, Linens & Decor
  • Grounds & Outdoor
  • Hardware & Building Materials
  • Heating & Cooling
  • Janitorial & Cleaning Supplies
  • Lab Equipment & Supplies
  • Lighting
  • Material Handling
  • Medical & Personal Care
  • Paint, Coatings & Supplies
  • Plumbing
  • Power Transmission
  • Pumps
  • Raw Materials
  • Safety
  • Shipping, Packaging & Office Supplies
  • Storage & Workspace
  • Test Instruments & Gauges
  • Tools & Machining
  • Vehicle Maintenance
  • Welding, Soldering & Brazing
  • About Us
  • Deals
  • Contact Us
Added to Cart
Skip to Main Content Accessibility Statement
FREE SHIPPING on orders over $50 after you . Restrictions Apply
Zoro Homepage
Close icon
Clipboard Icon Clipboard Icon Quick Order
User Headset Icon User Headset Icon Support
0
0
Cart
  • Low prices on everyday needs. Shop Zoro Select
  • Don't miss these limited time offers. Shop All Deals
  • Get 30 days to pay with Net 30. Apply Now
  1. Home
  2. /
  3. Electrical Supplies
  4. /
  5. Circuit Protection
  6. /
  7. Circuit Breaker & Panelboard Accessories

Circuit Breaker & Panelboard Accessories (2,500+ items) - Page 40

Siemens Terminal cover for box terminals for contactor Circuit breaker and overload 3RT2946-4EA2
Siemens

Terminal cover for box terminals for contactor Circuit breaker and overload

Zoro # G115867786
Mfr # 3RT2946-4EA2
product price:  $7.85
/ea
Sold in mult. of 55 for $431.75
Siemens circular conduc. terminal TA3.2 3 x 120185 mmsqrd for 2 cables 3 units 3VA9503-0JB32
Siemens

circular conduc. terminal TA3.2 3 x 120185 mmsqrd for 2 cables 3 units

Zoro # G515960025
Mfr # 3VA9503-0JB32
product price:  $253.99
/ea
Sold in mult. of 2 for $507.98
Siemens rating plug 400A accessory for circuit breaker 3WL10 / 3VA27 3VW9011-0AA53
Siemens

rating plug 400A accessory for circuit breaker 3WL10 / 3VA27

Zoro # G415867905
Mfr # 3VW9011-0AA53
product price:  $152.99
/ea
Sold in mult. of 3 for $458.97
Siemens rear connection stud flat short, 1 unit accessory for: 3VA52 3VA9231-0QE10
Siemens

rear connection stud flat short, 1 unit accessory for: 3VA52

Zoro # G116486078
Mfr # 3VA9231-0QE10
product price:  $28.55
/ea
Sold in mult. of 15 for $428.25
Siemens circular conduc. terminal TA4.1 2 x 400 kcmil750 kcmil for 2 cables 4 3VA9674-0JJ24
Siemens

circular conduc. terminal TA4.1 2 x 400 kcmil750 kcmil for 2 cables 4

Zoro # G715960030
Mfr # 3VA9674-0JJ24
product price:  $485.99
/ea
Siemens mounting screw kit comprises 4 screws and nuts, metric thread M4 x 80 mm 3VA9124-0SS10
Siemens

mounting screw kit comprises 4 screws and nuts, metric thread M4 x 80 mm

Zoro # G416284817
Mfr # 3VA9124-0SS10
product price:  $26.79
/ea
Sold in mult. of 16 for $428.64
Siemens nut keeper kit right-angled 4 units accessory for: 3VA10/11 3VA9114-0QG00
Siemens

nut keeper kit right-angled 4 units accessory for: 3VA10/11

Zoro # G616284860
Mfr # 3VA9114-0QG00
product price:  $40.79
/ea
Sold in mult. of 8 for $326.32
Siemens insulating plate broadened 3-pole, 1 unit accessory for: 3VA53/54, 3VA63/64 3VA9471-0WK30
Siemens

insulating plate broadened 3-pole, 1 unit accessory for: 3VA53/54, 3VA63/64

Zoro # G016083148
Mfr # 3VA9471-0WK30
product price:  $34.85
/ea
Sold in mult. of 12 for $418.20
Siemens undervoltage release UVR 380-400 V AC accessory for circuit breaker 3WL10 / 3VW9011-0AE17
Siemens

undervoltage release UVR 380-400 V AC accessory for circuit breaker 3WL10 /

Zoro # G515868154
Mfr # 3VW9011-0AE17
product price:  $394.99
/ea
Sold in mult. of 2 for $789.98
Siemens motorized op. mech. MO 220.250 V AC/DC accessory for circuit breaker 3VW9011-0AF04
Siemens

motorized op. mech. MO 220.250 V AC/DC accessory for circuit breaker

Zoro # G515868048
Mfr # 3VW9011-0AF04
product price:  $1,477.99
/ea
Siemens Transport packaging for 3RW55/52 Size 4 3RW5954-0VY00
Siemens

Transport packaging for 3RW55/52 Size 4

Zoro # G016284903
Mfr # 3RW5954-0VY00
product price:  $117.99
/ea
Sold in mult. of 4 for $471.96
Siemens plug-in unit conversion kit for MCCB accessory for: circuit breaker 3-pole 3VA9603-0KP10
Siemens

plug-in unit conversion kit for MCCB accessory for: circuit breaker 3-pole

Zoro # G315868248
Mfr # 3VA9603-0KP10
product price:  $565.99
/ea
Siemens circular conduc. terminal TC3.2 3 x 250400 kcmil Cu with auxiliary 3VA9673-0JK32
Siemens

circular conduc. terminal TC3.2 3 x 250400 kcmil Cu with auxiliary

Zoro # G215960097
Mfr # 3VA9673-0JK32
product price:  $1,344.99
/ea
Siemens box terminal TS1.4 4 units 4 AWG350 kcmil with aux. conductor voltage tap 3VA9244-0JH12
Siemens

box terminal TS1.4 4 units 4 AWG350 kcmil with aux. conductor voltage tap

Zoro # G516127878
Mfr # 3VA9244-0JH12
product price:  $81.29
/ea
Sold in mult. of 5 for $406.45
Siemens circular conduc. terminal TA4.2 3 x 500 kcmil750 kcmil for 3 cables 4 3VA9674-0JJ34
Siemens

circular conduc. terminal TA4.2 3 x 500 kcmil750 kcmil for 3 cables 4

Zoro # G115960036
Mfr # 3VA9674-0JJ34
product price:  $670.99
/ea
Siemens plug-in unit complete kit accessory for: circuit breaker 4-pole 3VA12 3VA9214-0KP00
Siemens

plug-in unit complete kit accessory for: circuit breaker 4-pole 3VA12

Zoro # G015867930
Mfr # 3VA9214-0KP00
product price:  $383.99
/ea
Sold in mult. of 2 for $767.98
Siemens rear connection stud flat long, 1 unit accessory for: 3VA12 3VA9211-0QE20
Siemens

rear connection stud flat long, 1 unit accessory for: 3VA12

Zoro # G316486076
Mfr # 3VA9211-0QE20
product price:  $31.69
/ea
Sold in mult. of 14 for $443.66
Siemens circular conduc. terminal TC1.3 14 AWG1/0 Cu 3 units accessory for: 3VA9143-0JD11
Siemens

circular conduc. terminal TC1.3 14 AWG1/0 Cu 3 units accessory for:

Zoro # G015960099
Mfr # 3VA9143-0JD11
product price:  $119.99
/ea
Sold in mult. of 4 for $479.96
Siemens insulating plate broadened 4-pole, 1 unit accessory for: 3VA10/11 3VA9111-0WK40
Siemens

insulating plate broadened 4-pole, 1 unit accessory for: 3VA10/11

Zoro # G416213992
Mfr # 3VA9111-0WK40
product price:  $22.85
/ea
Sold in mult. of 16 for $365.60
Siemens terminal cover plug-in and withdraw. breaker accessory for: circuit breaker 3VA9123-0KB01
Siemens

terminal cover plug-in and withdraw. breaker accessory for: circuit breaker

Zoro # G215868041
Mfr # 3VA9123-0KB01
product price:  $56.39
/ea
Sold in mult. of 7 for $394.73
Siemens circular conduc. terminal TA2.1 25150 mmsqrd large 4 units accessory for: 3VA9114-0JJ12
Siemens

circular conduc. terminal TA2.1 25150 mmsqrd large 4 units accessory for:

Zoro # G315960126
Mfr # 3VA9114-0JJ12
product price:  $100.99
/ea
Sold in mult. of 5 for $504.95
Siemens circular conduc. terminal TC1.0 14 AWG8 AWG Cu 4 units accessory for: 3VA9134-0JD10
Siemens

circular conduc. terminal TC1.0 14 AWG8 AWG Cu 4 units accessory for:

Zoro # G015960204
Mfr # 3VA9134-0JD10
product price:  $101.99
/ea
Sold in mult. of 4 for $407.96
Siemens circular conduc. terminal TA4.4 4 x 120300 mmsqrd with aux. conductor voltage 3VA9604-0JC44
Siemens

circular conduc. terminal TA4.4 4 x 120300 mmsqrd with aux. conductor voltage

Zoro # G715960177
Mfr # 3VA9604-0JC44
product price:  $583.99
/ea
Siemens rear connection stud flat short, 1 unit accessory for: 3VA10/11 3VA9111-0QE10
Siemens

rear connection stud flat short, 1 unit accessory for: 3VA10/11

Zoro # G716486065
Mfr # 3VA9111-0QE10
product price:  $18.75
/ea
Sold in mult. of 23 for $431.25
Siemens mounting screw kit comprises 4 screws and nuts, metric thread M4 x 70 mm 3VA9114-0SS10
Siemens

mounting screw kit comprises 4 screws and nuts, metric thread M4 x 70 mm

Zoro # G616284815
Mfr # 3VA9114-0SS10
product price:  $26.25
/ea
Sold in mult. of 17 for $446.25
Siemens cover frame for door cutout 137.6 x 92.8 mm WxH accessory for: for motor 3VA9387-0SB30
Siemens

cover frame for door cutout 137.6 x 92.8 mm WxH accessory for: for motor

Zoro # G215961032
Mfr # 3VA9387-0SB30
product price:  $45.95
/ea
Sold in mult. of 9 for $413.55
Siemens circular conduc. terminal TA4.3 4 x 120240 mmsqrd for 4 cables with auxiliary 3VA9604-0JC43
Siemens

circular conduc. terminal TA4.3 4 x 120240 mmsqrd for 4 cables with auxiliary

Zoro # G815960091
Mfr # 3VA9604-0JC43
product price:  $468.99
/ea
Siemens circular conduc. terminal TA2.6 6 x 14 AWG2 AWG for 6 cables 3 units 3VA9233-0JF68
Siemens

circular conduc. terminal TA2.6 6 x 14 AWG2 AWG for 6 cables 3 units

Zoro # G815960008
Mfr # 3VA9233-0JF68
product price:  $173.99
/ea
Sold in mult. of 3 for $521.97
Siemens rear connection stud flat short, 1 unit accessory for: 3VA20/21/22 3VA9201-0QE10
Siemens

rear connection stud flat short, 1 unit accessory for: 3VA20/21/22

Zoro # G116486108
Mfr # 3VA9201-0QE10
product price:  $23.85
/ea
Sold in mult. of 18 for $429.30
Siemens circular conduc. terminal TC4.3 4 x 4/0500 kcmil Cu with auxiliary 3VA9674-0JL43
Siemens

circular conduc. terminal TC4.3 4 x 4/0500 kcmil Cu with auxiliary

Zoro # G815960190
Mfr # 3VA9674-0JL43
product price:  $2,093.99
/ea
Siemens cover frame for door cutout 221.1 x 253.6 mm WxH circuit breaker 3-pole 3VA9877-0SB60
Siemens

cover frame for door cutout 221.1 x 253.6 mm WxH circuit breaker 3-pole

Zoro # G615868436
Mfr # 3VA9877-0SB60
product price:  $83.15
/ea
Sold in mult. of 5 for $415.75
Siemens Device adapter MCCB 3-pole 8US1213-4AU01
Siemens

Device adapter MCCB 3-pole

Zoro # G116284889
Mfr # 8US1213-4AU01
product price:  $329.99
/ea
Sold in mult. of 2 for $659.98
Siemens rear connection stud flat 3 units accessory for: 3VA25 3VA9603-0QE00
Siemens

rear connection stud flat 3 units accessory for: 3VA25

Zoro # G316525164
Mfr # 3VA9603-0QE00
product price:  $196.99
/ea
Sold in mult. of 3 for $590.97
Siemens cover frame for door cutout 104.6 x 80.8mm WxH accessory for: 3VA9147-0SB30
Siemens

cover frame for door cutout 104.6 x 80.8mm WxH accessory for:

Zoro # G215961025
Mfr # 3VA9147-0SB30
product price:  $42.75
/ea
Sold in mult. of 10 for $427.50
Siemens nut keeper kit right-angled 3 units accessory for: 3VA13/14 3VA23/24 3VA9403-0QG00
Siemens

nut keeper kit right-angled 3 units accessory for: 3VA13/14 3VA23/24

Zoro # G616284785
Mfr # 3VA9403-0QG00
product price:  $70.19
/ea
Sold in mult. of 7 for $491.33
Siemens circular conduc. terminal TA4.2 3 x 500 kcmil750 kcmil with aux. conductor 3VA9674-0JC34
Siemens

circular conduc. terminal TA4.2 3 x 500 kcmil750 kcmil with aux. conductor

Zoro # G415960019
Mfr # 3VA9674-0JC34
product price:  $771.99
/ea
Circuit Breaker & Panelboard Accessories (2,500+ items) - Page 40
  • First
  • Previous
  • 40
    of 80 pages
  • Next
  • Last
How was your search?

About Circuit Breaker & Panelboard Accessories

Circuit breaker accessories are indispensable electrical devices that safeguard circuits and equipment from overloads and short circuits. Engineered to detect abnormally high currents or voltages, they interrupt the flow of electricity when any anomaly is detected, ensuring safety and reliability.

Types of Circuit Breaker Accessories

Our extensive collection includes various types of circuit breaker accessories such as circuit breaker handles, circuit breaker tie bars, and breaker lug adapters. From reputable brands like Square D to other trusted names in the industry, we cater to diverse applications whether it's for residential homes or commercial buildings. The type needed largely depends on the size and complexity of your building's electrical system.

How Circuit Breaker Accessories are Made

The construction quality of our circuit breaker accessories is second to none. Typically made with metal components like copper or aluminum that can carry large amounts of current without overheating, these essential parts are mounted into a robust housing made out of plastic or other materials capable of withstanding extreme temperatures.

Tips for Using Circuit Breaker Accessories

To ensure optimal performance from your circuit breakers, always choose the right accessory based on your specific needs. Remember that different types have different capacities and are suitable for various applications. Regular inspection and maintenance can also prolong their lifespan while maintaining safety standards.

Industry Applications Of Circuit Breaker Accessories

Circuit breaker accessories play a crucial role across numerous industries. They're commonly utilized by electricians, engineers, and other professionals working with electrical systems in sectors ranging from construction to manufacturing, energy production to telecommunications.

Find the Circuit Breaker Accessories You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of electrical supplies, along with other tools or equipment to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time. Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

Panelboards, Load Centers, & Circuit Breaker EnclosuresCircuit BreakersElectrical Switches & RelaysSwitchesCable Routing & Conduit
Wire Connectors & TerminalsFusesPower Wire & CableElectrical ControlsElectrical Box Covers
square d nf panelideal circuit tracer kitcircuit breaker handletype ch breakerqo breaker panel
circuit breaker thqlsquare d 40 ampsiemens 200 amp panelge 125 amp breakersquare d nf panelboard

Sign up and save

Take 10% off your next order when you sign up for Zoro emails. Subscribe now to receive your promo code via email.

Follow us

  • Facebook
  • YouTube
  • LinkedIn
  • Instagram
Every part plays a part

Information

  • About Us
  • Accessibility
  • Careers
  • Inclusion
  • Giving Back
  • Resource Hub
  • Returns
  • Shipping

Shopping

  • Brands
  • Collections
  • My Account
  • Payments
  • Deals
  • Sitemap
  • Track My Order

Services

  • Customer Service
  • FAQs
  • Net 30 Terms
  • Reseller Program
  • Sell on Zoro
  • Participate in Research
  • Tax Exemption

Zoro, Inc

Connect

Customer service from real people

  • Phone: (855) 289-9676
  • Contact Us

© 2011-2026 Zoro Tools, Inc. All rights reserved.
  • Terms & Conditions
  • Terms of Access
  • Privacy Policy
Zoro, Inc